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发明名称
Vorrichtung zum Kennzeichnen von Lochkarten bestimmter Lochung
摘要
申请公布号
DE1774170(A1)
申请公布日期
1972.03.02
申请号
DE19681774170
申请日期
1968.04.25
申请人
SIEMENS AG
发明人
KUCH,MARTIN;KREBS,THEODOR
分类号
G06K1/00
主分类号
G06K1/00
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代理人
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